| 2001 | HOTI | High-speed, high-bandwidth DRAM memory bus with crosstalk transfer logic (XTL) interface. | Hideki Osaka, Toyohiko Komatsu, Susumu Hatano, Takeshi Wada |
| 2000 | Interspeech | Measurement of palatolingual contact pressure and tongue force using a force-sensor-mounted palatal plate. | Masafumi Matsumura, Takuya Niikawa, Taku Torii, Hitoshi Yamasaki, Hisanaga Hara, Takashi Tachimura, Takeshi Wada |
| 2000 | Interspeech | Modeling of a speech production system based on MRI measurement of three-dimensional vocal tract shapes during fricative consonant phonation. | Takuya Niikawa, Masafumi Matsumura, Takashi Tachimura, Takeshi Wada |
| 1998 | Interspeech | Cantilever-type force-sensor-mounted palatal plate for measuring palatolingual contact stress and pattern during speech phonation. | Masafumi Matsumura, Takuya Niikawa, Takao Tanabe, Takashi Tachimura, Takeshi Wada |
| 1998 | Interspeech | FEM analysis of aspirated air flow in three-dimensional vocal tract during fricative consonant phonation. | Takuya Niikawa, Masafumi Matsumura, Takashi Tachimura, Takeshi Wada |
| 1994 | Interspeech | Measument of palatolingual contact pressure during consonant productions using strain gauge transducer mounted platal plate. | Masafumi Matsumura, Kazuo Kimura, Katsumi Yoshino, Takashi Tachimura, Takeshi Wada |